Perl Regular Expression | Learn How Regular Expression works in Perl?
Use Perl's regex to count the # of words in a file | HumairAhmed.com
PERL Regular Expression
Perl | Searching in a File using regex - GeeksforGeeks
regex - Perl vs Javascript regular expressions - Stack Overflow
SAS CHARACTER FUNCTIONS - 7|PERL REGULAR EXPRESSION in SAS|SEARCH FOR A VALUE PATTERN IN A VARIABLE - YouTube
Perl part 4: Regular Expressions - YouTube
Perl Regular Expressions (Conclusion)
xkcd: Perl Problems
Regular Expressions Regular Expression (or pattern) in Perl – is a template that either matches or doesn't match a given string. if( $str =~ /hello/){ - ppt download
Enabling perl-style regular expressions in the wordfile for UltraEdit function strings
Perl Regular Expression
Regular Expression Editor
Regular Expressions and perl - ppt download
PowerGREP's regular expression syntax is fully compatible with Perl 5
Perl – Using Pattern-sequence Memory with Regular Expressions | HumairAhmed.com
Regular expressions in programming languages: Perls of Wisdom